砂浆和杵 - 维基百科
砂浆和杵是自古以来使用的工具，以通过破碎和研磨成厨房，实验室和药房的细浆料或粉末来制备成分或物质。砂浆（/mɔːrtər/）是一个碗，通常是一个碗made of hard wood, metal, ceramic, or hard stone, such as granite.The pestle (/ ˈ p ɛ s əl /, also US: / ˈ p ɛ s t əl /) is a heavy and blunt,Sampling of Museum Quality Native American Collectibles,,This webpage contains a sampling of Native American collectibles, relics, arrowheads, baskets, pottery, beadwork, pipe bags, dance rattles, grinding stones, and other Indian Crafts. We're constantly updating the website. Visit us often and trade with us when you can.True Ancient American Artifacts Grinding and Pounding,Grinding and Pounding Stones. These stones are mostly used for gringing purposes. Much of the material that was being ground also required some pounding action. The majority of these tools show this dual use and have surfaces for grinding and surfaces, edges and corners that were used for pounding.